*{
    margin: 0;
    padding: 0;
}
body, html {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(219,223,226,.801);
}
.container {
    width: 500px;
    height: 500px;
    position: relative;
}


.container .cloud{
    width: 100px;
    height: 100px;
    background-color: #aaa;
    position: absolute;
    top: 120px;
    left: 100px;
    border-radius : 50%;
    box-shadow: 39px -28px 0 0 #aaa,
        33px 28px 0 0 #aaa,
        90px -36px 0 0 #aaa,
        93px 24px 0 0 #aaa,
        146px 0 0 0 #aaa;
    animation: cloud 2s linear infinite alternate;  

}
@keyframes cloud {
    100%{
        transform: translate(0,20px);
    }
}

.rain{
    position: absolute;
    width: 6px;
    height: 12px;
    background-color: #aaa;
    left: 100px;
    top: 170px;
    box-shadow: 20px 0 0 0 #aaa,
                80px 0 0 0 #aaa,
                140px 0 0 0 #aaa,
                170px 0 0 0 #aaa,
                220px 0 0 0 #aaa;
    animation : rain .6s linear infinite
}
@keyframes rain {
    0%{
        box-shadow:20px 30px 0 0 #aaa,
                80px 40px 0 0 #aaa,
                140px 20px 0 0 #aaa,
                170px 0 0 0 #aaa,
                220px 10px 0 0 #aaa;
    }
    100%{
        box-shadow:20px 200px 0 0 #aaa,
                80px 230px 0 0 #aaa,
                140px 240px 0 0 #aaa,
                170px 200px 0 0 #aaa,
                220px 250px 0 0 #aaa;
    }
   
}
